Dock work is a type of labor that involves loading and unloading cargo from ships at ports. It requires physical strength and stamina, as well as knowledge of safety protocols. The two crossword solutions for dock work are 'LADING' (6 letters) and 'loading' (7 letters). LADING is the process of loading goods onto a ship, while loading is the process of unloading goods from a ship. Both processes are essential to the successful operation of a port.